Fill in the blanks:
1. Babur lost both ................ and .............. and became a homeless wanderer. In 1504 ce, he became the ruler of .................
2. Humayun lacked the ................ necessary to .............. the vast empire he had inherited.
3. Sher Shah based his administration on the principle of a ................ state. Sher Shah went on regular ............. of inspection and set up an efficient spy system.
4. Sher Shah established a large standing army and introduced several reforms to make it disciplined, ........... and ...............